Megaphone emits sound waves against orange background
Palabras clave
megaphone,
sound,
wave,
orange,
background,
broadcasting,
announcement,
communication,
loudspeaker,
noise,
speaker,
amplifier,
device,
alert,
equipment,
amplification,
message,
proclaim,
inform,
notify,
notification,
audio,
public,
address,
cone,
acoustic,
broadcast,
system,
perception,
hearing,
voice,
enhancement,
audible,
signal,
blast,
projection,
amplified,
emission,
theme,
transmission,
loud,
colours,
copy space
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